High Speed Grinding of EN31 Steel with Alumina Nanofluid Coolant

Table 5

Taguchi full factorial design: dry machining environment.

Run	Experimental design		Observation
	Operating parameters		Surface temperature	Surface roughness
	In feed (μm)	Feed (mm/sec)
1	10	100	708.34	0.246
2	10	100	732.44	0.348
3	10	100	734.94	0.418
4	20	100	741.56	0.572
5	20	100	720.08	0.320
6	20	100	743.06	0.420
7	30	100	744.10	0.546
8	30	100	753.68	0.668
9	30	100	730.14	0.422
10	40	100	753.02	0.500
11	40	100	756.06	0.694
12	40	100	767.72	0.820